**About Us** At 309 Technology, we are committed to revolutionizing the industry by integrating advanced AI technology into our operations. As we build a dynamic and comprehensive team to drive this vision, we are looking for innovative problem-solvers who are eager to push the boundaries of cutting-edge tools and solutions. We are currently seeking a **Frontend Developer** **Responsibilities:** * Develop and maintain **responsive** web applications (e.g., landing page, admin panel) using modern frontend technologies, preferably **React/Next.js**. * Create interactive features for **project management** and **promotional content**. * Integrate with **backend APIs** to display HVAC report data and user details. * Optimize web performance and ensure **cross-browser compatibility**. * Collaborate with designers to transform **wireframes into functional interfaces**. * Participate in **code reviews** to maintain high development standards. **Requirements:** **Advanced English Level** * Solid experience in **frontend development** (preferably more than 3 years, but not mandatory), ideally with **React or similar frameworks**. * Proficiency in **JavaScript/TypeScript, HTML5, and CSS3**. * Experience with **state management** (e.g., **Redux**) and **RESTful APIs**. * Familiarity with modern build tools (e.g., **Webpack, npm**). * Knowledge of **version control systems** (e.g., **Git**). * Strong **problem-solving skills** and **attention to detail**. * **Flexibility** to adopt any technology aligned with best practices in web development, although **React/Next.js** is preferred. It is a plus if you have experience with **server-side rendering** (e.g., **Next.js**), **CSS frameworks** (e.g., **ShadCN\-UI, Tailwind CSS**), **testing tools** (e.g., **Jest, Cypress**), and knowledge of **frontend deployments on AWS** (e.g., **S3, CloudFront**). ***Immediate availability required*** **Job Details**: * **Job Type**: Full-time * **Schedule**: Monday to Friday, 9 AM to 6 PM \- 100% On-site * **Work Location**: Surco (CC. El Trigal) Job Type: Full\-time Application Question(s): * What is your availability to start working with us? * We offer SME payroll; do you agree? * What are your salary expectations? * Do you have experience in the requirements described in the vacancy? Please detail * Do you have experience in frontend development? How long? * Do you have experience working with JavaScript/TypeScript, HTML5, and CSS3? Language: * Advanced English (Required)